English verb conjugation
CAN PREWARM

Regular verb: prewarm - prewarmed - prewarmed

Affirmation

Simple form	V-ing form
I can prewarm you can prewarm he can prewarm we can prewarm you can prewarm they can prewarm	I can be prewarming you can be prewarming he can be prewarming we can be prewarming you can be prewarming they can be prewarming
Perfect	V-ing perfect
I can have prewarmed you can have prewarmed he can have prewarmed we can have prewarmed you can have prewarmed they can have prewarmed	I can have been prewarming you can have been prewarming he can have been prewarming we can have been prewarming you can have been prewarming they can have been prewarming

Negation

Simple form	V-ing form
I cannot prewarm you cannot prewarm he cannot prewarm we cannot prewarm you cannot prewarm they cannot prewarm	I cannot be prewarming you cannot be prewarming he cannot be prewarming we cannot be prewarming you cannot be prewarming they cannot be prewarming
Perfect	V-ing perfect
I cannot have prewarmed you cannot have prewarmed he cannot have prewarmed we cannot have prewarmed you cannot have prewarmed they cannot have prewarmed	I cannot have been prewarming you cannot have been prewarming he cannot have been prewarming we cannot have been prewarming you cannot have been prewarming they cannot have been prewarming

Interrogative form

Simple form	V-ing form
can I prewarm? can you prewarm? can he prewarm? can we prewarm? can you prewarm? can they prewarm?	can I be prewarming? can you be prewarming? can he be prewarming? can we be prewarming? can you be prewarming? can they be prewarming?
Perfect	V-ing perfect
can I have prewarmed? can you have prewarmed? can he have prewarmed? can we have prewarmed? can you have prewarmed? can they have prewarmed?	can I have been prewarming? can you have been prewarming? can he have been prewarming? can we have been prewarming? can you have been prewarming? can they have been prewarming?

Interro-negative form

Simple form	V-ing form
can I not prewarm? can you not prewarm? can he not prewarm? can we not prewarm? can you not prewarm? can they not prewarm?	can I not be prewarming? can you not be prewarming? can he not be prewarming? can we not be prewarming? can you not be prewarming? can they not be prewarming?
Perfect	V-ing perfect
can I not have prewarmed? can you not have prewarmed? can he not have prewarmed? can we not have prewarmed? can you not have prewarmed? can they not have prewarmed?	can I not have been prewarming? can you not have been prewarming? can he not have been prewarming? can we not have been prewarming? can you not have been prewarming? can they not have been prewarming?